Fishing Secret Lake in Thunder Bay District, Ontario

• Overview

  The Thunder Bay District entry here is Secret Lake, in Ontario. Beyond the shoreline you have northern bush. Small at around 5 hectares: two anglers spread out cover most of it. It is a small entry by Thunder Bay District standards. Start from Greenstone, 144 km down the road. For a city, Thunder Bay is 216 km off. The nearest boundary is well away, so one set of rules covers the water.

• Where to Fish on Secret Lake

  The records we hold are silent on depth, so plan to find it yourself. Still water like this holds fish on the edges rather than out in the open. A soft bed grows weed late into autumn, which keeps fish shallow. Public occurrence data for Thunder Bay District names cisco, blackfin cisco, rainbow smelt, bloater and shortjaw cisco. County data is a starting point rather than a guarantee. On Secret Lake that means starting tight and working out.

• Seasonal Patterns

  The seasonal spread runs -20°C to 17°C. Ice holds for a long stretch, so the open weeks matter more here than further south. The lid usually goes in early May, which opens the strongest weeks of the year. Average temperatures cross freezing around early May in spring and again near mid November in autumn. Just after the ice goes and just before it returns, the fishing lifts. It sets the rhythm of the year at Secret Lake.

• Tackle & Baits

  Public data does not answer the access question here. The map shows no ramp or car park nearby, so this is a walk-in water. Keep the gear simple: light line, small hooks, split shot and a couple of proven lures. A landowner's word beats anything printed elsewhere. Where tickets apply, they are sold in the nearest town rather than on the bank. For a change of water, Flat Lake is 1.1 km distant. For Secret Lake, the notice at the access point is the final word.